UnitUnit44OxfordEnglishModule2Man’sbestfriendsSavethetreesSavethetreesPeriod2Period2Reading(2)Reading(2)1Checking-upChecking-upWhyaretreessoWhyaretreessoimportantinourdailyimportantinourdailylives?lives?2RevisionRevisionReadaparagraphabouttheimportanceoftrees.Completeitwithappropriatewords.Treesmakeourlivesmorec__________.Forexample,thew______inyourpencil,thepaperinyournotebookandthef_________inyourhouseallc______fromtrees.Treestakeinh_________gasesfromtheairandp________oxygen,sotheyareveryu______.Itishardtoi__________aworldwithouttrees.Treesmakeourlivesmorec__________.Forexample,thew______inyourpencil,thepaperinyournotebookandthef_________inyourhouseallc______fromtrees.Treestakeinh_________gasesfromtheairandp________oxygen,sotheyareveryu______.Itishardtoi__________aworldwithouttrees.onvenientoodurnitureomearmfulroducesefulmagine3ComprehensionComprehensionAnswerthefollowingquestionswithinformationfromtheconversationbetweenRebeccaandDrJones.•WhatdoesRebeccawanttoknow?•Howdotreeskeeptheairclean?•Wheredoesteacomefrom?•Whatisusuallymadeofwood?4ComprehensionComprehensionFactsabouttreesFactsabouttreesTopicsentencesTreesarereallyinourdailylives.Theyhelpusinmanyways.UsefultreesProductsfromtreesTreesindangerFactsPeoplecutdowntreeseveryyear.Whattodo?Weshouldstopsomanytrees.importantmillionsofcuttingdownfurniturefruitandoilpapersandpencilstea5BrainstormingBrainstormingOurOurpromisespromisesIngroups,talkaboutwhatyoucandotosavetrees.Ourpromises•Ipromisetowriteonbothsidesofthepaper!•Ipromisenottocutdowntrees!•Ipromisetoplantmoretreesinthefuture!•Ipromisenottousethrowawaychopsticks!•…6StrategystudyStrategystudyUsingsuffixestoguessmeaningsUsingsuffixestoguessmeanings-fulLookatthesetwosentences.Doyouknowthemeaningsof“useful”and“harmful”?Treesgiveusalotofusefulthings.Treestakeinharmfulgasesfromtheair.“Useful”and“harmful”bothendin-ful.Itisasuffixmeaning“fullof”.Canyouguessthemeaningsofthefollowingwords?hopefulhelpfulCanyougivesomemoreexamples?HHomeworkHomework1.抄写短语：comefrom，infact，lookaround，(be)madeof。2.思考ComprehensionD2的问题WhydoesRebeccasay“Ican’timagineaworldwithouttrees”?。3.完成《练习册》第58页ReadingB的练习。
